/* ===================== 页面作用域变量 ===================== */
.page-contact {
  --pc-hero-bg: linear-gradient(168deg, var(--cream) 0%, var(--paper) 100%);
  --pc-shadow-card: 0 1px 2px rgba(19, 36, 55, 0.05), 0 14px 30px -22px rgba(19, 36, 55, 0.5);
  --pc-dash: rgba(245, 240, 230, 0.28);
  background: var(--cream);
  color: var(--text);
}

/* ===================== 面包屑 ===================== */
.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--text-soft);
}
.page-contact .breadcrumb a {
  color: var(--text-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(19, 36, 55, 0.25);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-contact .breadcrumb a:hover {
  color: var(--jade);
  border-bottom-color: var(--jade);
}
.page-contact .breadcrumb__sep {
  margin: 0 8px;
  color: var(--stone);
}

/* ===================== 首屏 ===================== */
.page-contact .contact-hero {
  background: var(--pc-hero-bg);
  border-bottom: 1px solid var(--line);
  padding: clamp(26px, 4vw, 48px) 0 clamp(46px, 7vw, 92px);
}
.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 60px);
  align-items: start;
}
.page-contact .contact-hero__text {
  min-width: 0;
}
.page-contact .contact-hero .eyebrow {
  color: var(--red-clay);
}
.page-contact .contact-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(34px, 7.6vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 20px;
}
.page-contact .contact-hero .lead {
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text-soft);
  max-width: 38em;
  margin: 0 0 26px;
}

.page-contact .intake-list {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}
.page-contact .intake-list__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}
.page-contact .intake-list__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--red-clay);
  padding-top: 3px;
}
.page-contact .contact-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-contact .contact-hero__figure {
  margin: 0;
  min-width: 0;
}

/* ===================== 提交要点 ===================== */
.page-contact .submit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
}
.page-contact .submit-grid__list {
  min-width: 0;
}
.page-contact .submit-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--line-strong);
}
.page-contact .submit-item:last-child {
  border-bottom: 1px solid var(--line-strong);
}
.page-contact .submit-item__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--red-clay);
  padding-top: 2px;
}
.page-contact .submit-item__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}
.page-contact .submit-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}
.page-contact .submit-grid__figure {
  margin: 0;
  min-width: 0;
}

.page-contact .verify-note {
  margin-top: 16px;
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
}
.page-contact .verify-note__summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--jade);
}
.page-contact .verify-note__summary::-webkit-details-marker {
  display: none;
}
.page-contact .verify-note__summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--jade);
}
.page-contact .verify-note[open] .verify-note__summary::before {
  content: "\2212";
}
.page-contact .verify-note__body {
  margin: 0;
  padding: 14px 16px 16px;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-soft);
}
.page-contact .verify-note__body p {
  margin: 0;
}

/* ===================== 联系方式 ===================== */
.page-contact .desk-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.page-contact .desk-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  min-width: 0;
  padding: clamp(20px, 3.2vw, 32px);
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--pc-shadow-card);
}
.page-contact .desk-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 44px;
  height: 4px;
  background: var(--red-clay);
}
.page-contact .desk-card__label {
  margin: 0;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--red-clay);
}
.page-contact .desk-card__value {
  margin: 6px 0 4px;
  font-size: clamp(18px, 3.6vw, 27px);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
  word-break: break-word;
}
.page-contact .desk-card__value.mono {
  word-break: break-all;
}
.page-contact .desk-card__value--addr {
  font-family: var(--font-sans);
  font-weight: 700;
  word-break: normal;
}
.page-contact .desk-card__hint {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 46em;
}

/* ===================== 三步流程 ===================== */
.page-contact .contact-flow .eyebrow {
  color: var(--sun);
}
.page-contact .contact-flow .section-title {
  color: var(--cream);
}
.page-contact .contact-flow .section-note {
  color: rgba(245, 240, 230, 0.68);
}
.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}
.page-contact .flow__step {
  position: relative;
  min-width: 0;
  padding-top: 30px;
  border-top: 1px dashed var(--pc-dash);
  transition: transform 240ms var(--ease);
}
.page-contact .flow__step:hover {
  transform: translateY(-4px);
}
.page-contact .flow__dot {
  position: absolute;
  top: -6px;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--sun);
}
.page-contact .flow__no {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: rgba(245, 240, 230, 0.55);
}
.page-contact .flow__title {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--cream);
}
.page-contact .flow__time {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--sun);
}
.page-contact .flow__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245, 240, 230, 0.78);
  max-width: 34em;
}

/* ===================== 选型咨询通道 ===================== */
.page-contact .select-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
}
.page-contact .select-grid__intro {
  min-width: 0;
}
.page-contact .select-grid__intro p {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--text-soft);
  max-width: 36em;
}
.page-contact .select-dims {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line-strong);
}
.page-contact .select-dim {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .select-dim__key {
  grid-row: 1 / span 2;
  margin: 0;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--jade);
}
.page-contact .select-dim__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}
.page-contact .select-dim p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ===================== 区域合作洽谈 ===================== */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 44px);
}
.page-contact .partner-block {
  min-width: 0;
}
.page-contact .partner-block__title {
  margin: 0 0 6px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-strong);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.page-contact .partner-note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
  max-width: 52em;
}
.page-contact .partner-note a {
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: color 160ms var(--ease);
}
.page-contact .partner-note a:hover {
  color: var(--red-clay);
}

/* ===================== 相关入口 ===================== */
.page-contact .related-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-contact .related-link {
  display: block;
  min-width: 0;
  padding: clamp(20px, 3vw, 28px);
  background: var(--cream);
  text-decoration: none;
  color: inherit;
  transition: background-color 200ms var(--ease);
}
.page-contact .related-link:hover {
  background: var(--paper);
}
.page-contact .related-link__kicker {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--stone);
}
.page-contact .related-link__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.page-contact .related-link p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ===================== 响应式 ===================== */
@media (min-width: 720px) {
  .page-contact .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-contact .desk-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .desk-card--wide {
    grid-column: 1 / -1;
  }
  .page-contact .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }
  .page-contact .flow__step {
    padding-right: 32px;
  }
  .page-contact .flow__step:last-child {
    padding-right: 0;
    border-top-color: var(--pc-dash);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }
  .page-contact .contact-hero__figure {
    transform: translateY(18px);
  }
}

@media (min-width: 920px) {
  .page-contact .submit-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  }
  .page-contact .submit-grid__figure {
    position: sticky;
    top: 96px;
  }
  .page-contact .select-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  }
  .page-contact .select-dims {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
  }
}

@media (min-width: 1040px) {
  .page-contact .related-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .flow__step,
  .page-contact .contact-hero__figure,
  .page-contact .related-link {
    transition: none;
    transform: none;
  }
}